Gaze into the (fake) eyes of these caterpillars with decidedly ... the red Helen swallowtail caterpillar looks like an ominous green snake. The caterpillar has another defense as well.

with its green colouring, striking eyespots and a bright orange 'tongue' called an "osmeterium". It's not actually a tongue, and on caterpillars the eyespots aren't real eyes either! That's one ...

the caterpillar’s eyes weren’t real. So was born the question of why a caterpillar might invest energy in producing a set of fake eyes. A little investigation led to a science research paper ...

Dozens of scientists recently glued fake green caterpillars onto plants around the world in an unusual study to see how the caterpillars' risk of getting eaten varied from pole to pole.